Synarthonia

Synarthonia is a genus of lichen-forming fungi in the order Arthoniales. The genus has not been placed into a family. Synarthonia was circumscribed by Swiss lichenologist Johannes Müller Argoviensis in 1891.

Species
, Species Fungorum (in the Catalogue of Life) accepts 24 species of Synarthonia:


 * Synarthonia albopruinosa Van den Broeck & Ertz (2018)
 * Synarthonia astroidestera (Nyl.) Ertz & Van den Broeck (2018)
 * Synarthonia aurantiacopruinosa Van den Broeck & Ertz (2018)
 * Synarthonia bicolor Müll.Arg. (1891)
 * Synarthonia borbonica (Ertz, Elix & Grube) Van den Broeck & Ertz (2018)
 * Synarthonia ferruginea (Vain.) Van den Broeck & Ertz (2018)
 * Synarthonia fuscata Van den Broeck & Ertz (2018)
 * Synarthonia hodgesii (R.C.Harris & Lendemer) Van den Broeck & Ertz (2018)
 * Synarthonia inconspicua (Stirt.) Van den Broeck & Ertz (2018)
 * Synarthonia josephiana Van den Broeck & Ertz (2018)
 * Synarthonia karunaratnei (Weerakoon & Aptroot) Van den Broeck & Ertz (2018)
 * Synarthonia leproidica Ertz, Aptroot & Diederich (2020) – Luxembourg
 * Synarthonia lopingensis (Zahlbr.) Van den Broeck, Frisch & Ertz (2018)
 * Synarthonia muriformis Van den Broeck, Frisch & Ertz (2018)
 * Synarthonia ochracea (Dufour) Van den Broeck & Ertz (2018)
 * Synarthonia ochrodes (Nyl. ex Willey) Van den Broeck & Ertz (2018)
 * Synarthonia pilosella Van den Broeck, Eb.Fisch., Killmann & Ertz (2018)
 * Synarthonia psoromica S.Joseph & G.P.Sinha (2015) – India
 * Synarthonia rimeliicola (Diederich) Van den Broeck, Diederich & Ertz (2018)
 * Synarthonia sarcographoides Aptroot, A.A.Menezes, E.L.Lima & M.Cáceres (2013)
 * Synarthonia sikkimensis S.Joseph & G.P.Sinha (2015) – India
 * Synarthonia xanthonica Aptroot (2022) – Brazil
 * Synarthonia xanthosarcographoides